Area Codes > 925 > Central Office Codes
Exchange | Rate Center | State | Operating Company |
---|---|---|---|
925-424 | LIVERMORE | CA | PACIFIC BELL |
925-425 | PLEASANTON | CA | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO |
925-426 | PLEASANTON | CA | PACIFIC BELL |
925-427 | PITTSBURG | CA | PACIFIC BELL |
925-429 | CONCORD | CA | BROADWING COMMUNICATINS. LLC - CA |
925-431 | PITTSBURG | CA | PACIFIC BELL |
925-432 | PITTSBURG | CA | PACIFIC BELL |
925-435 | CONCORD | CA | T-MOBILE USA, INC. |
925-437 | ANTIOCH | CA | BLUE LICENSES HOLDING, LLC |
925-438 | ORINDA | CA | U.S. TELEPACIFIC CORP. - CA |
925-439 | PITTSBURG | CA | PACIFIC BELL |
925-443 | LIVERMORE | CA | PACIFIC BELL |
925-444 | LAFAYETTE | CA | U.S. TELEPACIFIC CORP. - CA |
925-447 | LIVERMORE | CA | PACIFIC BELL |
925-449 | LIVERMORE | CA | PACIFIC BELL |
925-451 | WALNUT CRK | CA | BLUE LICENSES HOLDING, LLC |
925-452 | DUBLN-SNRM | CA | U.S. TELEPACIFIC CORP. - CA |
925-453 | LIVERMORE | CA | MCIMETRO, ATS, INC. |
925-454 | LIVERMORE | CA | PACIFIC BELL |
925-455 | LIVERMORE | CA | PACIFIC BELL |
925-456 | LIVERMORE | CA | PACIFIC BELL |
925-457 | WALNUT CRK | CA | SPRINT SPECTRUM L.P. |
925-458 | PSBG WEST | CA | PACIFIC BELL |
925-459 | CONCORD | CA | BROADWING COMMUNICATINS. LLC - CA |
925-460 | PLEASANTON | CA | PACIFIC BELL |
925-461 | PLEASANTON | CA | PACIFIC BELL |
925-462 | PLEASANTON | CA | PACIFIC BELL |
925-463 | PLEASANTON | CA | PACIFIC BELL |
925-465 | WALNUT CRK | CA | BROADWING COMMUNICATINS. LLC - CA |
925-467 | PLEASANTON | CA | PACIFIC BELL |
925-468 | PLEASANTON | CA | PACIFIC BELL |
925-469 | PLEASANTON | CA | PACIFIC BELL |
925-470 | ANTIOCH | CA | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO |
925-472 | WALNUT CRK | CA | PACIFIC BELL |
925-473 | PITTSBURG | CA | PACIFIC BELL |
925-474 | PLEASANTON | CA | U.S. TELEPACIFIC CORP. - CA |
925-475 | PLEASANTON | CA | PAC - WEST TELECOMM, INC. |
925-476 | WALNUT CRK | CA | PAC - WEST TELECOMM, INC. |
925-478 | WALNUT CRK | CA | LEVEL 3 COMMUNICATIONS, LLC - CA |
925-479 | DUBLN-SNRM | CA | PACIFIC BELL |
925-480 | BSHP RNCH | CA | MPOWER COMMUNICATIONS CORP. - CA |
925-482 | WALNUT CRK | CA | U.S. TELEPACIFIC CORP. - CA |
925-484 | PLEASANTON | CA | PACIFIC BELL |
925-485 | PLEASANTON | CA | PACIFIC BELL |
925-486 | CA | ||
925-487 | DUBLN-SNRM | CA | BLUE LICENSES HOLDING, LLC |
925-493 | LIVERMORE | CA | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO |
925-497 | CONCORD | CA | METRO PCS, INC. |
925-498 | BSHP RNCH | CA | U.S. TELEPACIFIC CORP. - CA |
925-500 | MARTINEZ | CA | 01 COMMUNICATIONS, INC. - CA |
925-509 | BSHP RNCH | CA | ARCH WIRELESS HOLDINGS, INC. |
925-511 | CA | ||
925-513 | ECONTRCOST | CA | PACIFIC BELL |
925-516 | ECONTRCOST | CA | PACIFIC BELL |
925-517 | PSBG WEST | CA | 01 COMMUNICATIONS, INC. - CA |
925-518 | LIVERMORE | CA | SPRINT SPECTRUM L.P. |
925-519 | PLEASANTON | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
925-520 | PLEASANTON | CA | PACIFIC BELL |
925-521 | CONCORD | CA | PACIFIC BELL |
925-522 | ANTIOCH | CA | PACIFIC BELL |
925-523 | PLEASANTON | CA | PACIFIC BELL |
925-524 | CLAYTON | CA | PACIFIC BELL |
925-525 | LIVERMORE | CA | NEXTEL COMMUNICATIONS, INC. |
925-526 | PITTSBURG | CA | U.S. TELEPACIFIC CORP. - CA |
925-527 | WALNUT CRK | CA | THE TELEPHONE CONNECTION OF LOS ANGELES, INC. |
925-528 | ORINDA | CA | SPRINT SPECTRUM L.P. |
925-535 | PLEASANTON | CA | SPRINT SPECTRUM L.P. |
925-543 | BSHP RNCH | CA | PACIFIC BELL |
925-548 | DUBLN-SNRM | CA | BLUE LICENSES HOLDING, LLC |
925-549 | DUBLN-SNRM | CA | BLUE LICENSES HOLDING, LLC |
925-550 | ANTIOCH | CA | BLUE LICENSES HOLDING, LLC |
925-551 | DUBLN-SNRM | CA | PACIFIC BELL |
925-552 | DANVILLE | CA | PACIFIC BELL |
925-553 | DANVILLE | CA | XO CALIFORNIA, INC. |
925-555 | OKLD0349T | CA | PACIFIC BELL |
925-556 | DUBLN-SNRM | CA | PACIFIC BELL |
925-557 | DUBLN-SNRM | CA | MCI WORLDCOM COMMUNICATIONS, INC., CA |
925-558 | DUBLN-SNRM | CA | XO CALIFORNIA, INC. |
925-560 | DUBLN-SNRM | CA | PACIFIC BELL |
925-565 | ANTIOCH | CA | METRO PCS, INC. |
925-566 | CONCORD | CA | AT&T LOCAL |
925-567 | CLAYTON | CA | NEXTEL COMMUNICATIONS, INC. |
925-568 | SUNOL | CA | TELEPORT COMMUNICATIONS GROUP - SAN FRANCISCO |
925-570 | DUBLN-SNRM | CA | NEXTEL COMMUNICATIONS, INC. |
925-571 | BSHP RNCH | CA | NORTH COUNTY COMMUNICATIONS CORP. - CA |
925-572 | PLEASANTON | CA | NORTH COUNTY COMMUNICATIONS CORP. - CA |
925-573 | PITTSBURG | CA | NORTH COUNTY COMMUNICATIONS CORP. - CA |
925-574 | DUBLN-SNRM | CA | U.S. TELEPACIFIC CORP. - CA |
925-575 | DANVILLE | CA | NEXTEL COMMUNICATIONS, INC. |
925-577 | DUBLN-SNRM | CA | T-MOBILE USA, INC. |
925-579 | LIVERMORE | CA | ALLEGIANCE TELECOM, INC. - CA |
925-580 | PLEASANTON | CA | NEXTEL COMMUNICATIONS, INC. |
925-583 | LIVERMORE | CA | U.S. TELEPACIFIC CORP. - CA |
925-584 | ANTIOCH | CA | NEXTEL COMMUNICATIONS, INC. |
925-585 | CONCORD | CA | NETWORK SERVICES LLC |
925-586 | CONCORD | CA | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA |
925-587 | DUBLN-SNRM | CA | MPOWER COMMUNICATIONS CORP. - CA |
925-588 | WALNUT CRK | CA | MPOWER COMMUNICATIONS CORP. - CA |
925-592 | MORAGA | CA | MPOWER COMMUNICATIONS CORP. - CA |
925-594 | DANVILLE | CA | METRO PCS, INC. |